b) Consider the function f(x) = cos 3z. (i) Show that there exists 0 <<3 such that f()=0. [5] (ii) By using a calculator

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answerhappygod
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b) Consider the function f(x) = cos 3z. (i) Show that there exists 0 <<3 such that f()=0. [5] (ii) By using a calculator

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B Consider The Function F X Cos 3z I Show That There Exists 0 3 Such That F 0 5 Ii By Using A Calculator 1
B Consider The Function F X Cos 3z I Show That There Exists 0 3 Such That F 0 5 Ii By Using A Calculator 1 (10.6 KiB) Viewed 33 times
b) Consider the function f(x) = cos 3z. (i) Show that there exists 0 <<3 such that f()=0. [5] (ii) By using a calculator, find an interval of length 0.1 that contains the you obtained in (1) (4) above. e) Show that the function f(z) [6] has three points of inflection. END
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